Results 21 to 30 of about 1,226,648 (283)

Trimaximal neutrino mixing from vacuum alignment in A4 and S4 models

open access: yes, 2011
Recent T2K results indicate a sizeable reactor angle theta_13 which would rule out exact tri-bimaximal lepton mixing. We study the vacuum alignment of the Altarelli-Feruglio A4 family symmetry model including additional flavons in the 1' and 1 ...
B Brahmachari   +32 more
core   +1 more source

Towards Viscoplastic Constitutive Models for Cosserat Rods

open access: yesArchive of Mechanical Engineering, 2016
Flexible, slender structures like cables, hoses or wires can be described by the geometrically exact Cosserat rod theory. Due to their complex multilayer structure, consisting of various materials, viscoplastic behavior has to be expected for cables ...
Dörlich Vanessa   +3 more
doaj   +1 more source

APOBEC4 Enhances the Replication of HIV-1. [PDF]

open access: yesPLoS ONE, 2016
APOBEC4 (A4) is a member of the AID/APOBEC family of cytidine deaminases. In this study we found a high mRNA expression of A4 in human testis. In contrast, there were only low levels of A4 mRNA detectable in 293T, HeLa, Jurkat or A3.01 cells.
Daniela Marino   +11 more
doaj   +1 more source

Three-Higgs-doublet model under A4 symmetry implies alignment

open access: yes, 2017
A model with three scalar doublets can be conveniently accommodated within an A4 symmetric framework. The A4 symmetry permits only a restricted form for the scalar potential.
Pramanick, Soumita   +1 more
core   +1 more source

Manifold structures for sets of solutions of the general relativistic constraint equations

open access: yes, 2003
We construct manifold structures on various sets of solutions of the general relativistic initial data sets.Comment: latex2e, 32 A4 pages, minor ...
Andersson   +16 more
core   +1 more source

A model for fermion masses and lepton mixing in SO(10) x A4 [PDF]

open access: yes, 2007
The discrete flavor symmetry A4 explains very well neutrino data at low energy, but it seems difficult to extend it to grand unified models since in general left-handed and right-handed fields belong to different A4 representations.
C. R. Das   +5 more
core   +2 more sources

The MMP‐9/TIMP‐1 Ratio and Concentrations of Osteopontin Are Elevated in Cerebrospinal Fluid of People With Multiple Sclerosis and Decrease After Autologous Hematopoietic Stem Cell Transplantation

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objectives To evaluate the utility of cerebrospinal fluid (CSF) biomarkers—matrix metalloproteinase‐9 (MMP‐9), tissue inhibitor of metalloproteinases‐1 (TIMP‐1), the MMP‐9/TIMP‐1 ratio, and osteopontin (OPN)—as indicators of blood–brain barrier (BBB) integrity and disease activity in people with relapsing–remitting multiple sclerosis (pwMS ...
Ivan Pavlovic   +6 more
wiley   +1 more source

Multiple Feature Fusion Based on Co-Training Approach and Time Regularization for Place Classification in Wearable Video

open access: yesAdvances in Multimedia, 2013
The analysis of video acquired with a wearable camera is a challenge that multimedia community is facing with the proliferation of such sensors in various applications.
Vladislavs Dovgalecs   +2 more
doaj   +1 more source

Altered theca and cumulus oocyte complex gene expression, follicular arrest and reduced fertility in cows with dominant follicle follicular fluid androgen excess. [PDF]

open access: yesPLoS ONE, 2014
Aspiration of bovine follicles 12-36 hours after induced corpus luteum lysis serendipitously identified two populations of cows, one with High androstenedione (A4; >40 ng/ml; mean = 102) and another with Low A4 (
Adam F Summers   +9 more
doaj   +1 more source

Two A4 modular symmetries for Tri-Maximal 2 mixing

open access: yesNuclear Physics B, 2022
We construct a lepton flavour model based on two A4 modular symmetries. The two A4 are broken by a bi-triplet field to the diagonal A4 subgroup, resulting in an effective modular A4 flavour symmetry with two moduli. We employ these moduli as stabilisers,
Ivo de Medeiros Varzielas   +1 more
doaj   +1 more source

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